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- ; MACRO LIBRARY FOR "WHEN" CONSTRUCT
- ;
- ; "WHEN" COUNTERS
- ; LABEL GENERATORS
- GENWTST MACRO TST,X,Y,NUM
- ;; GENERATE A "WHEN" TEST (NEGATED FORM),
- ;; INVOKE MACRO "TST" WITH PARAMETERS
- ;; X,Y WITH JUMP TO ENDW & NUM
- TST X,Y,,ENDW&NUM
- ENDM
- ;
- GENLAB MACRO LAB,NUM
- ;; PRODUCE THE LABEL "LAB" & "NUM"
- LAB&NUM:
- ENDM
- ;
- ; "WHEN" MACROS FOR START AND END
- ;
- WHEN MACRO XV,REL,YV
- ;; INITIALIZE COUNTERS FIRST TIME
- WCNT SET 0 ;;NUMBER OF WHENS
- WHEN MACRO X,R,Y
- GENWTST R,X,Y,%WCNT
- SYMPSH %WCNT ;;NEXT ENDW TO GENERATE (STACKED)
- WCNT SET WCNT+1 ;;NUMBER OF "WHEN"S
- ENDM
- WHEN XV,REL,YV
- ENDM
- ;
- ENDW MACRO
- ;; GENERATE THE ENDING CODE FOR A "WHEN"
- SYMPOP WLEV
- GENLAB ENDW,%WLEV
- ENDM
-